Geometry 9

A figure has ______ if there is an isometry that maps the figure onto itself. : Symmetry

If the isometry is the reflection of a plane figure the figure has ______ symmetry or _____ symmetry : Reflectional, line

A regular polygon of n sides has ___ reflection all symmetries and ____ rotational symmetries : N, n-1,

The measure of the smallest angle of rotation for a rotational symmetry of a regular polygon of n sides is_____ : 360/n

A rotation is clockwise or counterclockwise : Counterclockwise

A _____ of rotations about the same point is itself a rotation about that point : Composition

A ____ or (____) is an isometry that maps all points of a figure the same distance in the same direction. : Transformation, (slide

A ____ of transformations is a combination of two or more transformation. : Composition